diff --git a/frontend/admin-web/src/app/(dashboard)/users/[id]/page.tsx b/frontend/admin-web/src/app/(dashboard)/users/[id]/page.tsx
index 60e7e59e..7141cc8c 100644
--- a/frontend/admin-web/src/app/(dashboard)/users/[id]/page.tsx
+++ b/frontend/admin-web/src/app/(dashboard)/users/[id]/page.tsx
@@ -236,10 +236,11 @@ export default function UserDetailPage() {
     }
   }, [activeTab, accountSequence, contractsPage]);
 
-  // 点击节点跳转到该用户详情页
+  // 点击节点：以该节点为根重新加载树，显示它及其一级下线
   const handleTreeNodeClick = useCallback((node: ReferralNode) => {
-    router.push(`/users/${node.accountSequence}`);
-  }, [router]);
+    setExpandedNodes({});
+    setTreeRootUser(node.accountSequence);
+  }, []);
 
   // 展开/收起节点的下级
   const handleToggleNode = useCallback(async (nodeSeq: string, hasChildren: boolean) => {